11 FN7639.0 June 17, 2010 FIGURE 5A. TEST CIRCUIT FIGURE 5B. MEASUREMENT POINTS FIGURE 5. RECEIVER P" />
參數(shù)資料
型號(hào): ISL31478EIBZ
廠商: Intersil
文件頁數(shù): 3/21頁
文件大?。?/td> 0K
描述: IC TXRX RS485 FAULT PROT 8SOIC
標(biāo)準(zhǔn)包裝: 980
類型: 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù): 1/1
規(guī)程: RS422,RS485
電源電壓: 4.5 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOICN
包裝: 管件
ISL31470E, ISL31472E, ISL31475E, ISL31478E
11
FN7639.0
June 17, 2010
FIGURE 5A. TEST CIRCUIT
FIGURE 5B. MEASUREMENT POINTS
FIGURE 5. RECEIVER PROPAGATION DELAY AND DATA RATE
FIGURE 6A. TEST CIRCUIT
FIGURE 6B. MEASUREMENT POINTS
FIGURE 6. RECEIVER ENABLE AND DISABLE TIMES
Test Circuits and Waveforms (Continued)
SIGNAL
GENERATOR
R
RO
RE
A
B
15pF
SIGNAL
GENERATOR
RO
750mV
-750mV
tPLH
0V
VCC
0V
50%
tPHL
A
B
1kΩ
VCC
GND
SW
PARAMETER
DE
A
SW
tHZ
0
+1.5V
GND
tLZ
0
-1.5V
VCC
tZH (Note 12)
0
+1.5V
GND
tZL (Note 12)
0
-1.5V
VCC
tZH(SHDN) (Note 15)
0
+1.5V
GND
tZL(SHDN) (Note 15)
0
-1.5V
VCC
SIGNAL
GENERATOR
R
RO
RE
A
B
15pF
RO
3V
0V
1.5V
VOH
0V
1.5V
VOH - 0.5V
tHZ
RO
VCC
VOL
1.5V
VOL + 0.5V
tLZ
RE
OUTPUT LOW
tZL, tZL(SHDN)
tZH, tZH(SHDN)
Note 13
OUTPUT HIGH
Note 13
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參數(shù)描述
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